Pith Number

pith:B4U4RL5K

pith:2004:B4U4RL5KBIM3YVOKLDWLAHXDU5

not attested not anchored not stored refs pending

A Study on the Noise Threshold of Fault-tolerant Quantum Error Correction

R. J. Silbey, Y. C. Cheng

arxiv:quant-ph/0412168 v1 · 2004-12-21 · quant-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{B4U4RL5KBIM3YVOKLDWLAHXDU5}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T01:05:03.127165Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0f29c8afaa0a19bc55ca58ecb01ee3a779d8c9cf8081c883fc328a7162e9e80b

Aliases

arxiv: quant-ph/0412168 · arxiv_version: quant-ph/0412168v1 · doi: 10.48550/arxiv.quant-ph/0412168 · pith_short_12: B4U4RL5KBIM3 · pith_short_16: B4U4RL5KBIM3YVOK · pith_short_8: B4U4RL5K

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/B4U4RL5KBIM3YVOKLDWLAHXDU5 \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 0f29c8afaa0a19bc55ca58ecb01ee3a779d8c9cf8081c883fc328a7162e9e80b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9796bbe7d4f6b55b7ac2f23fc61a69f7e1eae3992e8f8dc9eb0587368d0248b1",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2004-12-21T17:27:43Z",
    "title_canon_sha256": "7d0eb17727dfac4cace6581f0f43e833ab4d7a6bf1ac5d4cf9d8383bb7a21406"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0412168",
    "kind": "arxiv",
    "version": 1
  }
}